modelsentiment
← Leaderboard

GPT-5.6 Luna

OpenAI · GPT Luna series · released 9 Jul 2026

Sentiment · since 25 Sep
61
positive
from 70 opinions
Mentions
164
posts and comments

What people praise and criticise

Sentiment per day

Mentions per day

Reddit vs benchmarks

  • #13 of 40
  • #43 of 98
  • #33 of 76
  • #25 of 49
  • #20 of 57
  • #14 of 44
  • #17 of 74

$0.2 in / $1.2 out per million tokens · 1.05M context · reasoning mode

Per subreddit

r/OpenAI
67
r/codex
63

Threads behind the opinions

ThreadOpinionsIndex
I ran 100 Terminal-Bench 2.1 slots on Luna 5.6 and Luna 6. The Luna 6 results still look like a joke5–
Legacy $200 Pro tier also affected3–
Ranking and usage of models based on experience3–
is luna 5.6 unlimited?3–
Elon musk directly sh*tting on Gemini2–
AI coding models and the 'nerf' complaints2–
If you had to choose only one, which would you pick?2–
GPT-6 Sol is massive downgrade2–
I ran 100 Terminal-Bench 2.1 slots on Luna 5.6 and Luna 6. The Luna 6 results still look like a joke2–
Is it just me, or is GPT-5.6 Luna’s Russian translation on the GO plan completely terrible?2–
GPT-6 feels like a downgrade for Codex subscribers, and “but it's cheaper” doesn't really excuse it2–
GPT-6 Sol: 33 minutes to do what GPT-5.6 Sol did in 38 seconds — what is going on?1–
Sonnet 5.5 is great and all but where to use it?1–
Burn banked reset now or wait for today’s announcement?1–
Looks like the era of subsidised compute is coming to an end. The old ChatGPT Pro $200 20x plan will be halved. The new $500 plan will have similar limits as the (old) $200 plan.1–
Who do they think they are fooling ?1–
GPT-6 Luna is the weirdest model I've used1–
Is ChatGPT Plus getting slower?1–
Anyone else experiencing major issues with ChatGPT Work right now?1–
It’s not price nor opus 5.5 that will make me switch to CC.1–